union meaning and definition

UNION noun

Definition of union (noun)

1. an organization of employees formed to bargain with the employer
   • "you have to join the union in order to get a job"
   • synonyms: brotherhood, labor union, trade union, trades union
2. the United States (especially the northern states during the American Civil War)
   • "he has visited every state in the Union"; "Lee hoped to detach Maryland from the Union"; "the North's superior resources turned the scale"
   • synonyms: North
3. the act of pairing a male and female for reproductive purposes
   • "the casual couplings of adolescents"; "the mating of some species occurs only in the spring"
   • synonyms: conjugation, coupling, mating, pairing, sexual union
4. the state of being joined or united or linked
   • "there is strength in union"
   • synonyms: unification
   • antonym: separation
5. the state of being a married couple voluntarily joined for life (or until divorce)
   • "a long and happy marriage"; "God bless this union"
   • synonyms: marriage, matrimony, spousal relationship, wedlock
6. healing process involving the growing together of the edges of a wound or the growing together of broken bones
   • synonyms: conglutination
7. a political unit formed from previously independent people or organizations
   • "the Soviet Union"
8. a set containing all and only the members of two or more given sets
   • "let C be the union of the sets A and B"
   • synonyms: join, sum
9. the occurrence of a uniting of separate parts
   • "lightning produced an unusual union of the metals"
10. a device on a national flag emblematic of the union of two or more sovereignties (typically in the upper inner corner)
11. the act of making or becoming a single unit
    • "the union of opposing factions"; "he looked forward to the unification of his family for the holidays"
    • synonyms: conjugation, jointure, unification, uniting
    • antonym: disunion

UNION adjective

Definition of Union (adjective)

1. being of or having to do with the northern United States and those loyal to the Union during the American Civil War
   • "Union soldiers"; "Federal forces"; "a Federal infantryman"
   • synonyms: Federal
2. of trade unions
   • "the union movement"; "union negotiations"; "a union-shop clause in the contract"
   • antonym: nonunion